Walthers Mainline HO Denver & Rio Grande Western #15581 ACF 5250 4-Bay Centerflow Covered Hopper

The 50′ ACF 5250 Centerflow covered hopper hauled plastic pellets, grain and feed from the 1960s into the 2000s. Based on the American Car & Foundry 5,250 cubic foot capacity design, the models feature trough or round hatches and gravity or pneumatic gates as appropriate. These models feature:
See-through running boards
Thin-profile roofwalk, stirrups, end ladders and platforms
Correct 36″ turned-metal wheelsets
Proto MAX(TM) metal knuckle couplers